28251780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{470863}}^1$

素因数の和:470875

約数の個数: 24

約数和(自身を含む): 79105152

約数和(自身を除く): 50853372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 470863, 941726, 1412589, 1883452, 2354315, 2825178, 4708630, 5650356, 7062945, 9417260, 14125890, 28251780]

約数ペア:

[(1, 28251780), (2, 14125890), (3, 9417260), (4, 7062945), (5, 5650356), (6, 4708630), (10, 2825178), (12, 2354315), (15, 1883452), (20, 1412589), (30, 941726), (60, 470863)]